var fs = require("fs");
var data = '';

// 创建可读流
var readerStream = fs.createReadStream('./process-1.wmv');

var writerStream = fs.createWriteStream('./out.wmv');

readerStream.pipe(writerStream)

// 设置编码为 utf8。
// readerStream.setEncoding('UTF8');

// // 处理流事件 --> data, end, and error
// readerStream.on('data', function(chunk) {
//    data += chunk;
// });

// readerStream.on('end',function(){
//    console.log(data);
// });

// readerStream.on('error', function(err){
//    console.log(err.stack);
// });

console.log("程序执行完毕");